Custom codecs fix audio, not video. For 4K EAC3 playback, you need a powerful chip (Snapdragon 865+ or Dimensity 9000). Use decoder and reduce video buffer size to 32MB.
The most reliable source for EAC3 extra quality builds is the XDA Developers Forums (User: KBys or Cstayyab ). Search for: "MX Player Custom Codec [FFmpeg] with EAC3/DTS support." mx player custom codec eac3 extra quality
file in your device's storage. MX Player should automatically detect the correct architecture (e.g., Neon or x86) and prompt you to restart. Confirm and Restart Custom codecs fix audio, not video
on how to find your specific device architecture to ensure you download the correct version? MX Player Custom Codec 2.7.x 29-Jan-2026 — Custom codecs fix audio